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Managing logical units

You can provision, expand, and delete logical units (LUs) and present them to VMware ESXi hosts from the Logical Units tab shown below.

Creating a logical unit

You can create a logical unit on the storage system that an ESXi server or virtual machine can use for I/O operations.

  1. On the Logical Units tab, click Create Logical Unit. The Create Logical Unit box opens where you can enter the relevant details.

  2. In the Create Logical Unit dialog box, specify the following:

    • Name: Enter the name of the LU for easy identification.
    • Storage Pool: Select a storage pool to create the LU.
    • Size: Specify the size of the LU.
  3. Click Submit.

Expanding a logical unit

You can expand a logical unit to increase storage capacity that can be assigned to a host.

Procedure

  1. On the Logical Units tab, select a logical unit from the list.

  2. Click the Expand Logical Unit icon.

  3. Check that the following fields are filled in correctly.

    • Name: Name of the logical unit.
    • Logical Unit ID: Specifies the logical unit ID.
    • Size: Enter the additional size for the logical unit.
  4. Click Submit.

Deleting a logical unit

You can delete a logical unit.

  1. On the Logical Units tab, select a logical unit for deletion.

  2. Click the Delete Logical Unit icon to mark the logical unit for deletion.

  3. Verify the selected logical unit for deletion, then click Yes.

    NoteYou cannot delete LUNs that are part of a replication pair (for example, GAD pair) from within UCP Advisor, and any attempt to do so generates an error.

Creating multiple logical units

You can create multiple logical units to create datastores on ESXi hosts.

  1. From the Actions menu, select LUN > Create Multiple LUNs.

  2. Select a storage system and storage pool, then click Next.

  3. Specify the number of LUs, LU name prefix, initial LU number, and LU size, then click Next.

  4. Select an ESXi cluster or host from the available systems, then click Next.

  5. Review the summary details, then click Finish.

Deleting multiple logical units

You can remove selected logical units from all accessible hosts.

  1. From the Actions menu, select LUN Delete Multiple LUNs.

  2. Select a storage system, check the logical units to be deleted from the list, then click Next.

  3. Verify the details for the logical unit(s) shown in the Summary Information pane, then click Finish.